Ransomware Research

RedRoman Ransomware

RedRoman is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on November 1, 2020, this ransomware has been actively targeting systems worldwide.

Quick Facts

Ransomware Family
RedRoman
First Seen
November 1, 2020

How RedRoman Ransomware Works

File Encryption Patterns

RedRoman modifies encrypted files using specific patterns to mark them as encrypted:

File extensions added after encryption:

..REDROMAN

Ransom Note and Payment Demands

After encrypting files, RedRoman displays ransom notes demanding payment for file recovery:

fileOPENTHIS.html

Ransom message:

notes/OPENTHIS.html

Note locations:

StartUp
fileOPENTHIS.html

Ransom message:

notes/OPENTHIS.html

Note locations:

ProgramData

Technical Indicators

Associated Executable Files

The following executable files are associated with RedRoman ransomware:

  • NUDIFYv1.0.exe

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About This Analysis

This RedRoman ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like RedRoman.

Last updated: October 30, 2025

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